:root {
  --lm-blue: #0675a9;
  --lm-blue-dark: #005f8a;
  --lm-ink: #183447;
  --lm-ink-soft: #526a78;
  --lm-cream: #f8f3eb;
  --lm-paper: #fffdfa;
  --lm-coral: #b84336;
  --lm-green: #218153;
  --lm-line: #d9e1e3;
  --lm-shadow: 0 18px 42px rgba(15, 23, 42, .10);
  --lm-radius: 24px;
  --lm-max: 1160px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  color: var(--lm-ink);
  background: var(--lm-cream);
  font-family: "Avenir Next", Avenir, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.65;
  overflow-x: hidden;
}

a { color: var(--lm-blue-dark); text-underline-offset: .18em; }
a:hover { color: var(--lm-blue); }

.knowledge-header,
.topbar {
  position: relative;
  z-index: 20;
  border-bottom: 1px solid rgba(24, 52, 71, .10);
  background: rgba(255, 253, 250, .96);
}

.knowledge-header__inner,
.topbar-inner,
.knowledge-shell,
.container,
main {
  width: min(var(--lm-max), calc(100% - 40px));
  margin-inline: auto;
}

.knowledge-header__inner,
.topbar-inner {
  min-height: 78px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.knowledge-brand,
.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--lm-ink);
  font-size: 1.35rem;
  font-weight: 850;
  letter-spacing: -.04em;
  text-decoration: none;
}

.knowledge-brand__mark,
.brand-mark {
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  color: #fff;
  background: var(--lm-blue);
  border-radius: 13px;
  font-size: 0;
  line-height: 1;
}

.knowledge-brand__mark::before,
.brand-mark::before {
  content: "";
  width: 24px;
  height: 24px;
  background: center / contain no-repeat url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cellipse cx='12' cy='15.5' rx='6.2' ry='5' fill='white'/%3E%3Ccircle cx='5' cy='8.2' r='2.25' fill='white'/%3E%3Ccircle cx='9.4' cy='5.3' r='2.25' fill='white'/%3E%3Ccircle cx='14.6' cy='5.3' r='2.25' fill='white'/%3E%3Ccircle cx='19' cy='8.2' r='2.25' fill='white'/%3E%3C/svg%3E");
}

.knowledge-nav { display: flex; align-items: center; gap: 26px; }
.knowledge-nav a { color: var(--lm-ink); font-size: .95rem; font-weight: 700; text-decoration: none; }
.knowledge-nav a:hover { color: var(--lm-blue-dark); }

.knowledge-nav__cta,
.back-btn {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 18px;
  border: 1px solid var(--lm-blue);
  border-radius: 999px;
  color: var(--lm-blue-dark) !important;
  background: #fff;
  font-weight: 800;
  text-decoration: none;
}

.knowledge-main { padding: 70px 0 92px; }

.knowledge-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, .6fr);
  gap: clamp(40px, 8vw, 110px);
  align-items: end;
  padding-bottom: 66px;
  border-bottom: 1px solid var(--lm-line);
}

.knowledge-hero h1,
.hero h1 {
  margin: 0;
  max-width: 900px;
  font-size: clamp(2.7rem, 6.2vw, 5.8rem);
  line-height: .98;
  letter-spacing: -.035em;
}

.knowledge-lead,
.hero p {
  margin: 24px 0 0;
  max-width: 760px;
  color: var(--lm-ink-soft);
  font-size: clamp(1.08rem, 2vw, 1.35rem);
}

.knowledge-hero__aside {
  padding: 28px;
  border-radius: var(--lm-radius);
  color: #fff;
  background: var(--lm-ink);
  box-shadow: var(--lm-shadow);
}

.knowledge-hero__aside strong { display: block; margin-bottom: 8px; font-size: 1.1rem; }
.knowledge-hero__aside p { margin: 0; color: #d9e9f0; }

.knowledge-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 290px;
  gap: clamp(40px, 8vw, 100px);
  align-items: start;
  padding-top: 68px;
}

.knowledge-copy { min-width: 0; }

.knowledge-section { margin: 0 0 62px; scroll-margin-top: 30px; }
.knowledge-section:last-child { margin-bottom: 0; }

.knowledge-section h2,
.card h2 {
  margin: 0 0 18px;
  font-size: clamp(1.65rem, 3vw, 2.35rem);
  line-height: 1.12;
  letter-spacing: -.04em;
}

.knowledge-section h3 { margin: 30px 0 8px; font-size: 1.08rem; }
.knowledge-section p { margin: 0 0 18px; }
.knowledge-section ul { margin: 16px 0 0; padding-left: 1.2rem; }
.knowledge-section li { margin: 10px 0; padding-left: .35rem; }

.knowledge-note {
  margin: 30px 0;
  padding: 22px 24px;
  border: 1px solid #efd3cd;
  border-radius: 14px;
  background: #fff6f2;
}
.knowledge-note p:last-child { margin-bottom: 0; }

.knowledge-aside {
  position: sticky;
  top: 24px;
  padding: 26px;
  border: 1px solid var(--lm-line);
  border-radius: var(--lm-radius);
  background: var(--lm-paper);
  box-shadow: var(--lm-shadow);
}

.knowledge-aside h2 { margin: 0 0 12px; font-size: 1.1rem; }
.knowledge-aside ul { list-style: none; margin: 0; padding: 0; }
.knowledge-aside li { border-top: 1px solid var(--lm-line); }
.knowledge-aside a { display: block; padding: 12px 0; color: var(--lm-ink); font-weight: 700; text-decoration: none; }

.knowledge-actions,
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }

.knowledge-button,
button,
a.btn {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 20px;
  border: 1px solid transparent;
  border-radius: 13px;
  font: inherit;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
  transition: transform .18s ease, background-color .18s ease, border-color .18s ease;
}

.knowledge-button:hover,
button:hover,
a.btn:hover { transform: translateY(-1px); }

.knowledge-button--primary,
.btn-primary { color: #fff !important; background: var(--lm-blue); }
.knowledge-button--primary:hover,
.btn-primary:hover { background: var(--lm-blue-dark); }

.knowledge-button--secondary,
.btn-outline { border-color: var(--lm-line); color: var(--lm-ink) !important; background: var(--lm-paper); }

.knowledge-offer {
  padding: clamp(30px, 5vw, 54px);
  border-radius: 30px;
  color: #fff;
  background: var(--lm-ink);
}
.knowledge-offer h2 { color: #fff; }
.knowledge-offer p { max-width: 720px; color: #d9e9f0; }
.knowledge-offer .knowledge-button--secondary { border-color: rgba(255,255,255,.35); color: #fff !important; background: transparent; }

.knowledge-meta { color: var(--lm-ink-soft); font-size: .92rem; }

.knowledge-hero--single { grid-template-columns: minmax(0, 900px); }

.language-switch {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 34px;
}

.language-switch a,
.language-switch button {
  width: auto;
  min-height: 44px;
  padding: 9px 16px;
  border: 1px solid #b9c8ce;
  border-radius: 999px;
  color: var(--lm-ink);
  background: var(--lm-paper);
  font: inherit;
  font-size: .9rem;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
}

.language-switch .is-active,
.language-switch [aria-pressed="true"] {
  border-color: var(--lm-blue);
  color: #fff;
  background: var(--lm-blue);
}

.api-facts {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--lm-line);
  border-radius: 14px;
  background: var(--lm-line);
}

.api-facts > div {
  min-width: 0;
  padding: 22px;
  background: var(--lm-paper);
}

.api-facts strong,
.api-facts span { display: block; }
.api-facts strong { font-size: 1.55rem; }
.api-facts span { color: var(--lm-ink-soft); font-size: .9rem; }

.privacy-page .knowledge-main { padding-top: 46px; }
.privacy-wrap {
  max-width: 920px;
  margin: 0 auto;
  padding: clamp(28px, 5vw, 66px);
  border-radius: 16px;
  background: var(--lm-paper);
  box-shadow: var(--lm-shadow);
}
.privacy-title {
  margin: 0;
  font-size: clamp(2.25rem, 6vw, 4.8rem);
  line-height: 1;
  letter-spacing: -.035em;
}
.privacy-date { margin: 14px 0 32px; color: var(--lm-ink-soft); }
.privacy-wrap h2 {
  margin: 48px 0 14px;
  font-size: clamp(1.35rem, 3vw, 1.8rem);
  line-height: 1.2;
  letter-spacing: -.025em;
}
.privacy-wrap p,
.privacy-wrap li { max-width: 75ch; }
.privacy-wrap li { margin-bottom: 8px; }
.privacy-wrap .section-icon { color: var(--lm-blue-dark); }
.highlight-box {
  margin: 26px 0;
  padding: 20px;
  border: 1px solid #bddce9;
  border-radius: 14px;
  color: var(--lm-ink);
  background: #edf8fc;
}
.privacy-table {
  width: 100%;
  margin: 24px 0;
  border-collapse: collapse;
  font-size: .93rem;
}
.privacy-table th,
.privacy-table td { padding: 12px; border: 1px solid var(--lm-line); text-align: left; vertical-align: top; }
.privacy-table th { color: var(--lm-ink); background: #eef4f6; }
.privacy-back { margin-top: 42px; }

code,
pre { font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace; }
code { overflow-wrap: anywhere; }

pre {
  margin: 14px 0 0;
  padding: 18px;
  overflow: auto;
  border: 1px solid #cad8de;
  border-radius: 16px;
  color: #dceaf0;
  background: #102735;
  font-size: .88rem;
  line-height: 1.55;
}

/* Interactive API sandbox */
.hero { padding: 68px 0 54px; }
.hero .container { display: grid; gap: 16px; }
.hero h1 { max-width: 940px; font-size: clamp(2.5rem, 6vw, 5rem); }
.hero code { color: var(--lm-blue-dark); font-size: .82em; }
main { padding-bottom: 92px; }
.card {
  margin: 0 0 22px;
  padding: clamp(24px, 4vw, 38px);
  border: 1px solid var(--lm-line);
  border-radius: var(--lm-radius);
  background: var(--lm-paper);
  box-shadow: var(--lm-shadow);
}
.grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; }
label { display: block; margin: 0 0 8px; font-size: .9rem; font-weight: 800; }
input,
select {
  width: 100%;
  min-height: 48px;
  padding: 10px 13px;
  border: 1px solid #b9c8ce;
  border-radius: 12px;
  color: var(--lm-ink);
  background: #fff;
  font: inherit;
}
input:focus,
select:focus,
button:focus-visible,
a:focus-visible { outline: 3px solid rgba(7, 143, 207, .28); outline-offset: 2px; }
button:disabled { cursor: wait; opacity: .72; transform: none; }
.muted { margin: 18px 0 0; color: var(--lm-ink-soft); overflow-wrap: anywhere; }
.sandbox-status { display: flex; align-items: center; gap: 9px; color: var(--lm-green); font-weight: 800; }
.sandbox-status::before { content: ""; width: 10px; height: 10px; border-radius: 50%; background: currentColor; }

@media (max-width: 820px) {
  .knowledge-nav a:not(.knowledge-nav__cta) { display: none; }
  .knowledge-main { padding-top: 48px; }
  .knowledge-hero,
  .knowledge-layout { grid-template-columns: 1fr; }
  .knowledge-hero { gap: 34px; }
  .knowledge-layout { padding-top: 50px; }
  .knowledge-aside { position: static; order: -1; }
  .grid { grid-template-columns: 1fr; }
  .api-facts { grid-template-columns: 1fr; }
  .topbar-inner { align-items: flex-start; padding-block: 14px; }
  .back-btn { max-width: 58%; text-align: center; }
}

@media (max-width: 520px) {
  body { font-size: 16px; }
  .knowledge-header__inner,
  .topbar-inner,
  .knowledge-shell,
  .container,
  main { width: min(100% - 28px, var(--lm-max)); }
  .knowledge-header__inner { min-height: 70px; }
  .knowledge-brand__mark,
  .brand-mark { width: 36px; height: 36px; }
  .knowledge-nav__cta { padding-inline: 14px; }
  .knowledge-main { padding: 40px 0 70px; }
  .knowledge-hero { padding-bottom: 45px; }
  .knowledge-hero h1,
  .hero h1 { font-size: clamp(2.35rem, 13vw, 3.65rem); }
  .knowledge-hero__aside,
  .knowledge-aside,
  .card { padding: 22px; border-radius: 20px; }
  .knowledge-section { margin-bottom: 48px; }
  .knowledge-offer { margin-inline: -4px; padding: 27px 22px; border-radius: 22px; }
  .knowledge-actions,
  .actions { flex-direction: column; }
  .knowledge-button,
  button,
  a.btn { width: 100%; }
  .topbar-inner { display: grid; grid-template-columns: 1fr; }
  .back-btn { max-width: none; width: 100%; }
  .hero { padding: 48px 0 38px; }
  pre { font-size: .78rem; }
  .language-switch a,
  .language-switch button { width: auto; flex: 1 1 auto; }
  .privacy-wrap { margin-inline: -4px; padding: 26px 20px; }
  .privacy-table,
  .privacy-table thead,
  .privacy-table tbody,
  .privacy-table tr,
  .privacy-table th,
  .privacy-table td { display: block; width: 100%; }
  .privacy-table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
  .privacy-table tr { margin-bottom: 16px; border: 1px solid var(--lm-line); border-radius: 12px; overflow: hidden; }
  .privacy-table td { border: 0; border-bottom: 1px solid var(--lm-line); }
  .privacy-table td:last-child { border-bottom: 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}